Home / 30,983.96-46,477.70-8,795.58

Finding the Fourth Proportional to 30,983.96, 46,477.70 and 8,795.58

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Solution

The fourth proportional to 30,983.96, 46,477.70 and 8,795.58 is: 13,193.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,983.96 : 46,477.70 = 8,795.58 : x
  2. Step 2: Convert to fraction form
    30,983.96/46,477.70 = 8,795.58/x
  3. Step 3: Cross multiply
    30,983.96x = 46,477.70 × 8,795.58
  4. Step 4: Simplify right side
    30,983.96x = 408,798,328.57
  5. Step 5: Solve for x
    x = 408,798,328.57/30,983.96
  6. Step 6: Final answer
    x = 13,193.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.